one to one

/wʌn tə wʌn/
adverb
  1. In a direct, individual manner between two people.
    • The manager spoke one-to-one with each employee about their goals.
    • They met one-to-one to resolve the misunderstanding.
    • The therapist works one-to-one with clients to address their concerns.
adjective
  1. Involving direct communication or relationship between two people only; individual.
    • The teacher offers one-to-one tutoring sessions for students who need extra help.
    • We had a one-to-one meeting to discuss the project in detail.
    • The coach provides one-to-one training for each athlete.
  2. Corresponding exactly; matching each element of one set to one element of another set.
    • In a one-to-one function, each input has exactly one output.
    • The map has a one-to-one scale, so one inch on the map equals one inch in real life.
    • There is a one-to-one relationship between the number of hours studied and the test score.
Antonyms